IP address

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.125121.136.68.237

Shodan(more info)

Passive DNS

IP blacklists

Spamhaus PBL

121.136.68.237 is listed on the Spamhaus PBL blacklist.

Description: The Spamhaus PBL is a DNSBL database of end-user IP address ranges which should not be delivering unauthenticated SMTP email to any Internet mail server except those provided for specifically by an ISP for that customer's use.
Type of feed: secondary (DNSBL) (feed detail page)

Last checked at: 2026-04-02 08:07:40.651000
Was present on blacklist at: 2026-03-26 08:07, 2026-04-02 08:07

Threat categories

TL	Role	Category	Details
35	src	scan	port: 23

---

Warden events (8)

2026-04-05

ReconScanning (node.ce2b59): 2

2026-04-03

ReconScanning (node.ce2b59): 2

2026-04-02

ReconScanning (node.ce2b59): 2

2026-03-28

ReconScanning (node.ce2b59): 1

2026-03-26

ReconScanning (node.ce2b59): 1

Origin AS

AS4766 - KIXS-AS-KR KIXS-AS-KR-KR

BGP Prefix

121.136.0.0/13

geo

South Korea, Suwon

🕑 Asia/Seoul

hostname

(null)

Address block ('inetnum' or 'NetRange' in whois database)

121.128.0.0 - 121.159.255.255

last_activity

2026-04-05 20:18:57

last_warden_event

2026-04-05 20:18:57

rep

0.12499999999999999

reserved_range

0

Shodan's InternetDB

Open ports: 9001

Tags: –

CPEs: –

ts_added

2026-03-26 08:07:34.371000

ts_last_update

2026-04-07 08:07:41.136000

Warden event timeline

DShield event timeline

Presence on blacklists